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<font face="Ubuntu">TB,<br>
<br>
Am writing to ask you to weigh in on an updated release management
proposal. Details are on Planet Ubuntu, salient portion of the
proposal is:<br>
</font>
<h2><font face="Ubuntu">Updated Ubuntu Release Management proposal</font></h2>
<font face="Ubuntu">In order to go even faster as the leading free
software platform, meet the needs of both our external users and
internal communities (Unity, Canonical, Kubuntu, Xubuntu and many
many others) and prepare for a wider role in personal computing,
Ubuntu is considering:<br>
<br>
<strong>1. Strengthening the LTS point releases.</strong><br>
Our end-user community will be better served by higher-quality LTS
releases that get additional, contained update during the first
two years of their existence (i.e. as long as they are the latest
LTS). Updates to the LTS in each point release might include:</font>
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255);">
<li><font face="Ubuntu">addition of newer kernels as options (not
invalidating prior kernels). The original LTS kernel would be
supported for the full duration of the LTS, interim kernels
would be supported until the subsequent LTS, and the next LTS
kernel would be supported on the prior LTS for teh length of
that LTS too. The kernel team should provide a more detailed
updated straw man proposal to the TB along these lines.</font></li>
<li><font face="Ubuntu">optional newer versions of major,
fast-moving and important platform components. For example,
during the life of 12.04 LTS we are providing as optional
updates newer versions of OpenStack, so it is always possible
to deploy 12.04 LTS with the latest OpenStack in a supported
configuration, and upgrade to newer versions of OpenStack in
existing clouds without upgrading from 12.04 LTS itself.</font></li>
<li><font face="Ubuntu">required upgrades to newer versions of
platform components, as long as those do not break key APIs.
For example, we know that the 13.04 Unity is much faster than
the 12.04 Unity, and it might be possible and valuable to
backport it as an update.</font></li>
</ul>
<font face="Ubuntu"><strong>2. Reducing the amount of release
management, and duration of support, for interim releases</strong>.<br>
Very few end users depend on 18 months support for interim
releases. The proposal is to reduce the support for interim
releases to 7 months, thereby providing constant support for those
who stay on the latest interim release, or any supported LTS
releases. Our working assumption is that the latest interim
release is used by folks who will be involved, even if
tangentially, in the making of Ubuntu, and LTS releases will be
used by those who purely consume it.<br>
<br>
<strong>3. Designating the tip of development as a Rolling
Release.</strong><br>
Building on current Daily Quality practices, to make the tip of
the development release generally useful as a ‘daily driver’ for
developers who want to track Ubuntu progress without taking
significant risk with their primary laptop. We would ask the TB to
evaluate whether it’s worth changing our archive naming and
management conventions so that one release, say ‘raring’, stays
the tip release so that there is no need to ‘upgrade’ when
releases are actually published. We would encourage PPA developers
to target the edge release, so that we don’t fragment the ‘extras’
collection across interim releases.<br>
<br>
As a (possibly) separate matter, in the blog I mention that
decoupling platform and apps might help us go faster, and
encourage app developers to make the tough choices about which
versions of their apps are supported on which releases of the
platform. I've left this bit out of the core proposal but would
think our community would be interested in your collective take on
that.<br>
<br>
Thank you!<br>
Mark</font><br class="Apple-interchange-newline">
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